HPI Threaded Pinion Gear 21Tx16mm

Vintage HPI Nitro R40 19T 2nd 1M Threaded Pinion Gear for 2-Speed Transmission !

Vintage HPI Nitro R40 20T 2nd 1M Threaded Pinion Gear for 2-Speed Transmission !

Vintage HPI Nitro R40 17T 1st 1M Threaded Pinion Gear for 2-Speed Transmission !

HPI 76968 R40 Threaded Pinion Gear 18Tx16mm (1M/2nd Gear/2Speed)

HPI 76969 Threaded Pinion Gear (19T * 16mm) (1M/2nd Gear/2 Speed)

HPI Racing 76963 Threaded Pinion Gear 18Tx12mm (1M/1st GEAR/2SPEED) R40

HPI 76969 Threaded Pinion Gear (19T * 16mm) (1M/2nd Gear/2 Speed)